72747136

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^3\times {\mathrm{61}}^1$

素因数の和:115

約数の個数: 128

約数和(自身を含む): 185166720

約数和(自身を除く): 112419584

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 61, 64, 77, 88, 112, 121, 122, 128, 154, 176, 224, 242, 244, 308, 352, 427, 448, 484, 488, 616, 671, 704, 847, 854, 896, 968, 976, 1232, 1331, 1342, 1408, 1694, 1708, 1936, 1952, 2464, 2662, 2684, 3388, 3416, 3872, 3904, 4697, 4928, 5324, 5368, 6776, 6832, 7381, 7744, 7808, 9317, 9394, 9856, 10648, 10736, 13552, 13664, 14762, 15488, 18634, 18788, 21296, 21472, 27104, 27328, 29524, 37268, 37576, 42592, 42944, 51667, 54208, 54656, 59048, 74536, 75152, 81191, 85184, 85888, 103334, 108416, 118096, 149072, 150304, 162382, 170368, 206668, 236192, 298144, 300608, 324764, 413336, 472384, 568337, 596288, 601216, 649528, 826672, 944768, 1136674, 1192576, 1299056, 1653344, 2273348, 2598112, 3306688, 4546696, 5196224, 6613376, 9093392, 10392448, 18186784, 36373568, 72747136]

約数ペア:

[(1, 72747136), (2, 36373568), (4, 18186784), (7, 10392448), (8, 9093392), (11, 6613376), (14, 5196224), (16, 4546696), (22, 3306688), (28, 2598112), (32, 2273348), (44, 1653344), (56, 1299056), (61, 1192576), (64, 1136674), (77, 944768), (88, 826672), (112, 649528), (121, 601216), (122, 596288), (128, 568337), (154, 472384), (176, 413336), (224, 324764), (242, 300608), (244, 298144), (308, 236192), (352, 206668), (427, 170368), (448, 162382), (484, 150304), (488, 149072), (616, 118096), (671, 108416), (704, 103334), (847, 85888), (854, 85184), (896, 81191), (968, 75152), (976, 74536), (1232, 59048), (1331, 54656), (1342, 54208), (1408, 51667), (1694, 42944), (1708, 42592), (1936, 37576), (1952, 37268), (2464, 29524), (2662, 27328), (2684, 27104), (3388, 21472), (3416, 21296), (3872, 18788), (3904, 18634), (4697, 15488), (4928, 14762), (5324, 13664), (5368, 13552), (6776, 10736), (6832, 10648), (7381, 9856), (7744, 9394), (7808, 9317)]